// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements.  See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership.  The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License.  You may obtain a copy of the License at
//
//   http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

#include "olap/rowset/unique_rowset_id_generator.h"

namespace doris {

UniqueRowsetIdGenerator::UniqueRowsetIdGenerator(const UniqueId& backend_uid)
        : _backend_uid(backend_uid), _inc_id(1) {}

UniqueRowsetIdGenerator::~UniqueRowsetIdGenerator() = default;

RowsetId UniqueRowsetIdGenerator::next_id() {
    RowsetId rowset_id;
    rowset_id.init(_version, _inc_id.fetch_add(1, std::memory_order_relaxed), _backend_uid.hi,
                   _backend_uid.lo);
    return rowset_id;
}

} // namespace doris
